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NFS: Do not report flush errors in nfs_write_end()

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[ Upstream commit d95b26650e86175e4a97698d89bc1626cd1df0c6 ]

If we do flush cached writebacks in nfs_write_end() due to the imminent
expiration of an RPCSEC_GSS session, then we should defer reporting any
resulting errors until the calls to file_check_and_advance_wb_err() in
nfs_file_write() and nfs_file_fsync().

Fixes: 6fbda89b25 ("NFS: Replace custom error reporting mechanism with generic one")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Trond Myklebust 2022-05-14 10:27:03 -04:00 • committed by Greg Kroah-Hartman
commit 55f0fc32b2
1 changed files with 2 additions and 5 deletions
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7
fs/nfs/file.c
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@ -394,11 +394,8 @@ static int nfs_write_end(struct file *file, struct address_space *mapping,
return status;
NFS_I(mapping->host)->write_io += copied;
if (nfs_ctx_key_to_expire(ctx, mapping->host)) {
status = nfs_wb_all(mapping->host);
if (status < 0)
return status;
}
if (nfs_ctx_key_to_expire(ctx, mapping->host))
nfs_wb_all(mapping->host);
return copied;
}